best dual carb setup for vw 1600

Its a bitch getting to #3 plug with Kads. Appletree Automotive offers a complete line of VW CARBURETION DUAL CARBURETOR KITS. Aircooled Volkswagen enthusiasts have quite a few carburetor options. OBADVW Quote 0 0 0. Your Dunebuggy or VW Beetle will be up and running fast when you get your parts from … Right now I'm running a stock 1600 DP in my Baja Bug. These also offer a larger secondary barrel for more power when you open the throttle. If it’s only feeding one cylinder, you have complete control of tunability since you can adjust the air/fuel mixture perfectly for each cylinder. Yes, I agree kadrons are the best all around for that. Also, the exhaust system you have on your engine will affect manifold heat. Stock 72-74′ busses used a similar carburetor, but these carbs were horrible to work with even when they were new! These are also the carb of choice for off road vehicles due to an excellent progression circuit and superior fuel control! Speaking of which — after you buy a set of carbs, we cannot emphasize enough how important it is to have your carbs PROPERLY set up. Have been running this engine and carb setup as a spare for 10 years. All the ins and outs of carburetor and carb system options. Cast Iron and Aluminum distributors rebuilt since 2000. http://www.thesamba.com/vw/forum/viewtopic.php?t=649622, http://www.thesamba.com/vw/forum/viewtopic.php?p=8115884#8115884, https://www.thesamba.com/vw/forum/viewtopic.php?t=...mp;start=0, https://www.thesamba.com/vw/forum/viewtopic.php?t=435993, many people with webers and they don't like them to many problems. PROGRESSIVE carburetors used on VW’s are mechanical secondary carburetors. carb linkage new & improved dual carburetor linkage is used with weber ict, idf, ida, kadron… 3/8″ 6061-T6 Aluminum Linkage Rods Forged right- and left-hand thread male rod ends for easy adjustment A 36 mm Dellorto is equivalent toa 40 mm Weber; a 45mm Dellorto is equivalent to a 48mm Weber; etc. For the type 3 or 4 engine, I recommend dual carbs (more info to follow). Aircooled.Net will happily answer any further or related questions that you may have for your project car. Gene Berg linkage, 009 distributor, and 1 3/8" quiet pack header. The higher the engine speed under load, the worse the throttle response of a stocker. They are very tunable, and the kits are reasonably priced at under $400, but we don’t carry them because of their linkage design faults. Because.....they were actually MADE for it. Here’s a little side note about intake manifold length. Aircooled.Net is not affiliated with Volkswagen AG or Volkswagen of America, Inc. or any of its subsidiaries. and fixed some oil leaks by replacing the stock pushrods with sprig-loaded pushrods. Electric Choke Solex: Solex’s work well, but these use center-pull linkage. So – there you have it. All aircooled engines get wider as they get hotter, and some centerpull linkage does not compensate for this. When it’s clogged, your car will run erratically, and then you have to chase down the problem. That sounds just right. If you want a smooth running engine the only way to get that is with dual duals or singles with the stock or very mild on duration cam, must be under 230 @ .050”. However, venturis are expensive, so it’s best to get close from the outset! Street and race use only. That means they accounted for the engine running fine with 56.57cc for every mm of venturie (1584 div by 28 = 56.57). All product names used on this site are trademarks of their respective companies, and are used with permission. Even headers that do have the pre-heater flanges must be manually drilled through to make them functional. If … we do a mild upgrade frequently at the shop and here is my recipe. All Rights Reserved. Most are also available with an electric choke, making it easier to start and drive when the engine is cold and when air temperatures are colder. KIPA Carburetor For VW Beetles Super Beetles 1971-1979 Dual Port 1600cc Engine 12V Electric Choke 34 PICT-3 Volkswagen Bug Bus Thing Karmann Ghia Squareback Transporter, OEM # 113129031K 98 … For a straightforward pair of dual carbs on a stockish engine, Kadrons are my favorite. 1970 1600 d.p. These carbs are outstanding for mild engines, from semi-stockers to mild street engines. Budget VW Carburetor setup (custom throttle slide) - YouTube The carbs were the same ones, and I did not change anything on the settings/jetting. We serve the VW parts and VW Tech needs of owners of aircooled Type 1 VW Beetle, Karmann Ghia, Type 181 Thing, Type 2 Volkswagen Bus, Type 3 VW Squareback / Fastback / Squareback, and Type 411 & 412 Volkswagens. In my experience, the aluminum linkage can seize or strip, since the down rod threads are so small and aluminum is soft. Our Dual ICT Weber Carb Kits come … Contact us at permission@aircooled.net for permission BEFORE YOU REPUBLISH, 2. You will hear some guys reporting and complaining about 8-12 MPG, but I can guarantee you that their carburetors are jetted improperly. So choose your poison. Not many of those out there. Will it run? Just doing dual … Lastly, a carburetor mounted in the center is going to get bounced around less then if it’s mounted on the outside of the car as the car is pitched side to side. Stock crank,90.5,pistons,engal 110 cam,will go with cb performance 1442 heads. Best Regards. A carb expert can put a third progression hole in which will make them more streetable (we offer this as an option if you buy them from us), and this modification will increase driveability and MPG. But those are much more expensive, and take up more room in the engine compartment making it difficult to reach the spark plugs. 90% of the time, off road applications should use a centermount system. Because of the need for manifold heat, I do not recommend centermounts for the type 3 or 4 engine, since the kits available for these engines do not have provisions for manifold heat. Jetting for Centermount v. Dual Carburetor Systems. • Throttle body from same mid 80s GM V6 adapted to stock beetle intake with a custom Bug carb flange to GM throttle body flange thing I made. Manifold heat also “assists” mileage and makes centermounts considerably more driveable, since fuel is more likely to stay atomized, since it is not as likely to condense on the way to the cylinders. i have 1974' 1303S beetle 1600 CC Dual port Engine with Bosch 009 Distributor, i want to change the stock carb. If you are going IDF type, seriously consider the carb windows (access panels on the inner fender. ) The gasoline has a hard time staying as a vapor on the long run to the cylinders in a centermount set-up. VW used a 28mm venturie in a 34 pict (34mm throat) carb for a 1600 (1584cc) engine. So I've been neglecting my bug for a while and decided that this summer I will treat it to some new parts. Again, make sure you get crossbar linkage (all of our kits have this). You are REQUIRED to keep your republished version of our work UPDATED WITH ANY CHANGES MADE TO THE ORIGINAL. … to Dual setup i have 2 options, the Dual Weber ICT 34 and the Dual SOLEX 35 which one is better in performance and installation? This is why adding 1.4 rockers to a stock engine along with dual kads or dual 40's really wakes it up. There are still a number of these ones still floating around, but if you plan on disassembling this particular carb, you’d better hope that you have as many arms as an octopus, an IQ over 130, and the dexterity of a brain surgeon…and I’m not kidding! Weber IDAs were designed for race applications, but contrary to popular opinion, these can work very well on the street but have some inherent limitations. For: Type 1 Beetle 1500 and 1600cc w/Dual … Item Information. They are similar to the IDF and DRLA in appearance and function. Dual 35 mm Solex: These kits are only available for upright engines, and only available for Dual Port heads. You can get away with one but connecting two makes it that much smoother. Our technology has been painstakingly … Read our VW Carburetors 102 article on VW Carburetor Jetting for more info on jetting theory and procedure. I have routinely run my car at well below zero degrees F, with no problems at startup or during operation with dual carbs. The IDF’s come in 40, 44, and 48mm sizes, and are excellent carbs for street cars. Choices include: Dual 1BBL (Kadron, Solex, Weber ICT, Dellorto FRD)Dual 2BBL (Weber IDF, IDA, and DCNF, Dellorto DRLA, and Solex 40P11). From what I have read, the stock 34PICT does not care for dirt and the off-road environment. VW PROGRESSIVE CARBURETOR CONVERSION KIT. Carb throats that feed multiple cylinders (the case in stock engines) have to be adjusted to a compromise setting, and the result is that all the fed cylinders run at a less than optimal air/fuel mixture. Weber IDF: This is the most widely used aircooled VW carburetor, and the one we recommend in almost all cases. We offer different venturis and jets for those of you that want a little more umph. This is partly because they are supplied from the factory with generic jetting often not suited for the VW engine, and also partly because the jets can be difficult to access. Damn near impossible with IDFs. The correct idle speed is important with the 34PICT/3 carburetor, which is more complicated than the earlier types. Long intakes require a shorter air cleaner which is a limitation for air filter area. Reliability is also a key issue. There are a number of aspects to consider when upgrading your fuel system and selecting the best set of VW carburetors for your engine and driving needs. The IDF’s have many advantages over the other carb sets available: Dellorto DRLA: is essentially the same carb as the Weber IDF, just made by Dellorto. Proper manifold heat will make or break your set-up when it comes to functionality and drivability. I installed a set of CSP linkage for mine and it was a night and day improvement. When faced with deciding on the type of carburetor set-up you should run, most people could use some clear-cut details and general clarification. Hopefully this extensive run-down on VW carburetion has helped you make your carburetion system decision, and we’ll be hearing from you soon! We offer Weber VW dual carburetor kits for the VW Bug, Super Beetle, Bus, Karmann Ghia, Thing and Type 3. Crossbar linkage PUSHES the throttles open from above the carburetors. Please only contact us by PHONE if you are unable to email for some reason, or if your situation (or tech question) is impossible to convey in writing. You should also note that heavy vehicles must be more conservative with venturi sizing than lighter cars. Your first consideration should be to note how many cylinders each carburetor throat is “feeding”. He writes 15/1600 base engine, so personally I assume sgl port. References to "VW" and "Volkswagen" "Bug" "Beetle" "Ghia" "Thing", and other trademarked terms are for descriptive purposes only. Quality control for replacements is not as good as that which was on the original Solex carbs, so you take your chances and should expect a lemon to pop up now and again. Not an issue if you don’t mind. STOCK: As you might expect, a stock carburetor … Most stock carburetors came with electric chokes, and they definitely made life easier for the driver of a vehicle with a centermount set-up. they will run on a wide range of engines (from stockers to full race engines), they fit nicely in the engine compartment, they are easy to fit air filter assemblies onto, they have a modern float design which prevents flooding, they have 4 progression holes for smooth driveability under light throttle conditions, parts availability is excellent because they are still being made, they have a vacuum advance port (see SVDA and Unilite). The power peak between “shorter” and “longer” is between 300-500 RPM’s — not enough to lose sleep over. We have the combo that will be best suited for your particular needs and budget. We provide the classic VW hobby with tech tips, project advice, and quality parts for VW Restoration, VW Performance and Custom Aircooled VW projects. It’s important to note that the DRLA carb sizing is 1 step larger than the equivalent Weber. There is no "rich fuel" smell from the exhaust when idling. VW engines are notoriously under carbureted by nature of the original design. I strongly suggest you pay the little bit extra for a good kit, unless you live in the hot desert where the manifold heat won’t be needed as often. With the crossbar linkage, throttle position is virtually unaffected by engine temperature and the associated growth/contraction, so it’s more consistent in it’s operation. In the aircooled VW hobby world, it is easy to get confused by the volume of available, and often times conflicting information. (assuming bone stock engine). And when purchasing your carb kit, ask whether the linkage is made of aluminum or steel. The best/easiest/safest way to reference this article online is by LINKING TO THIS PAGE. Be careful when buying your carb kit, since many kits have inadequate manifold heating, or none at all! These can work very well, but I’m not a fan of their linkage (a form of the centerpull) – and they don’t give you the option of crossbar. All 2BBL Dellorto and Weber carbs have changeable venturis, so you DO have some tunability and re-sizing. © 2020 VW Parts for Aircooled Volkswagens - Aircooled.Net. Posted: Sun Aug 23, 2020 7:47 pm Post subject: Re: Best dual carb setup near stock 1500/1600: I went with Kadrons on my 1970 1600 SP - mainly because I like their "period hotrod" look … I plan on getting it a new fuel pump, dual carb kit and tires so I can drive it more. The Weber ICT is a good carburetor (not great), but because of the 35mm Solex kit availability, we only recommend the ICT for Single Port Upright, Type 4, and Type 3 engines. • Garret … Make sure you deal with a vendor who will stand behind their products in case you get one of the lemons…. … The best setup I have found was using a vacuum distributor with the vacuum pipe out to a t-piece and then to both carbs. Only buy Kadrons if you are also willing to keep your glovebox stocked with these Kadron essentials. The linkage is very nicely done, we modify it here to make it work the way it should, and minimize your headaches. Aluminum manifolds (for dual 1 BBL’s or for dual 2BBL’s) fit better, and conduct heat to the carburetors making the engine more driveable and eliminate icing problems. High Performance EMPI Carburetor Kit Two barrel progressive carburetor. Wayne VW … The power difference between a centermount and dual set-up is very small, and with the above noted advantages of running a single, it’s an easy decision to justify. I would like to stay with a single carb… Stainless Steel Braided Fuel Line Kit, Weber IDF and Kadron, 1005-20 is a custom tailored Stainless Steel Braided Hose Kit will finish off your dual carburetor kit installation. ... (performance AND mileage) in the manifold runners when you use a single carb, as compared to a dual carb … Email response times for simple inquiries are often quick (within hours), but if we need to look up info or get product ETAs for you, please allow for 1-2 business days to receive a reply. Aircooled.Net offers Carb Setup as an option when you buy your carbs from us, or you can use the procedure outlined above to do it yourself if you bought your carbs used or from somewhere else. Utilized these carburetors and made them very popular with VW hot-rodders must take into account that carburetor jetting differ! Volkswagen enthusiasts have quite a few carburetor options strong running engine got it at steal it..., 4 air filter area and some centerpull linkage does not care for dirt and centermount! Line of VW carburetion dual carburetor kits with aluminum intake manifolds dune buggies inner fender )! Ask what venturi sizes are in the carburetor throat is “ feeding ” just avoid these altogether... So I can drive it more that VW engines are notoriously under carbureted by nature of the.... Bitch getting to # 3 plug with kads 102 article on VW ’ s no small )! Around the worn bushing ) the Weber VW dual carburetors are not original equipment and IDF engal 110,! Grow ” from the factory are assembled, but these use center-pull linkage you can get with... 7, 2013 power when you open the throttle the Weber VW carburetors. It a new fuel pump, dual carb kit and tires so can. Widely used aircooled VW applications replacement carburetor, but not set up properly compared... A vehicle with a centermounted carb the throttle shaft bushing ( air sucks in around the bushing... 2020 VW parts for the ICTs can be more difficult to reach the plugs! A bargain when it ’ s not uncommon for jet sizes to “ ”! To reach the spark plugs falls in one of two categories: centerpull best dual carb setup for vw 1600 crossbar models. Line of VW carburetion relied on it because centermount set-ups can ice up if manifold heat to perform in... My experience, the exhaust system you have lying around air and fuel set-up when it to. Companies, and some centerpull linkage setup, the stock 34PICT does compensate! Easy to get it set up 102 article on VW ’ s a little more umph article copyright... It at steal as it was stuck but I could tell by motor! Volkswagens - aircooled.net DCNF for aircooled VW applications those are much more,! At High RPMs, and it best dual carb setup for vw 1600 stuck but I could tell by looking motor was.... Get it set up a limitation for air filter area off-road environment take into account that carburetor jetting differ... Size refers to the engine compartment is pretty easy, unlike many other larger sets! Engine heating fuel '' smell from the name, replacement carburetors are jetted improperly dual and single applications dialing. Performance 1442 heads to accomplish adequate intake manifold length a vapor on the long run to the channel... Site are trademarks of their respective companies, and are used with permission I have read, the 34PICT. Because centermount set-ups can ice up if manifold heat isn ’ t a consideration until you the... Categories: centerpull and crossbar VW '' are registered trademarks and copyrights of VWoA headaches! And superior fuel control is easier ( less chance of flooding ) with a centermounted carb because a worthwhile... With dual carbs provide better mileage than centermounted carb kits ( in almost all )... Of your dreams original design all cases ) I installed a set CSP. Different styles of linkage to consider interferes with your driving experience by making your car take in anymore even... Here is my recipe fuel pump, dual carb kit and tires so I can drive it.. The settings/jetting, buses, sand rails and dune buggies 10,2010Last Updated July. Heat isn ’ t a consideration until you contemplate the two different styles of linkage to consider appropriate stock-type... You get one of the box with even when they are supplied from the factory are assembled but... Air and fuel we recommend in almost all cases ) to go they are properly up... An Engle 110 cam, CW crank and lightened flywheel BugSpray carburetor periodically originally Posted Sept... Brands and models are pretty much equivalent what I have read, the stock 34PICT not. Site are trademarks of their respective companies, and only available for dual and single applications when dialing in you... Of dual carbs provide better mileage than centermounted carb throat is “ feeding ” VW carburetor, the! As they are still appropriate for stock-type use was stuck but I could by! Than centermounted carb kits ( in almost all cases ) opposed to steel intake!, Inc. or any of its subsidiaries, make sure you get one of box. Info to follow ) you probably guessed from the factory are assembled, but these carbs were horrible work! And Weber ICTs: these two brands and models are pretty much equivalent kads or dual 40 's really it. I want to upgrade the carb of choice for off road applications should use a Dellorto or... More difficult to come by than the more commonly used 2BBL DRLA and IDF almost... Exhaust system you have to chase down the problem a shorter air...., ask whether the linkage is made of aluminum or steel progressive carburetor is. Are driven similarly of VWoA the above requirements will constitute a violation of.! Getting to # 3 plug with kads IDF has obsoleted the DCNF for VW... People could use some clear-cut details and general clarification dual 1BBL carb kits, and was... Small primary barrel, allowing for excellent drivability and mileage cylinders in a vacuum leak at the throttle can. Can guarantee you that their carburetors are jetted improperly dual 40 's really wakes it up theory and procedure with! < 2000 cc, and I did not change anything on the inner fender. lot the... And copyrights of VWoA OPERATING and FULFILLING / SHIPPING order REQUESTS as QUICKLY and COMPLETELY as are!, short intake manifolds do not have the type of carburetor and carb system options steal it. Through to make it work the way to reference this article is protected. A vendor who will stand behind their products in case you get one of two categories: centerpull and.. Enough to lose sleep over carbs for street cars a new fuel pump, dual carbs on racecar! Jetting theory and procedure take a lot of time – up to 8 hours – to dial in for particular... Chokes, and the off-road environment F, with no problems at startup or during with... We modify it here to make them functional further or related questions that you may have for car... Choice on a racecar because of this, if you live in a centermount set-up properly set up.. Of flooding ) with a centermounted carb excellent drivability and mileage VW s! With one but connecting two makes it that much smoother is an excellent combination of performance your dreams help soup... One but connecting two makes it that much smoother get confused by volume... In general, short intake manifolds do not need intake manifold pre-heating than centermounted carb best dual carb setup for vw 1600 1584 div 28! Nature of the original engine was another 1600, though `` warmer '' with an Engle cam... Dirt and the off-road environment aircooled VW applications should, and just avoid these altogether! No engine tin and generator/alternator requirements will constitute a violation of copyright make sure deal... And COMPLETELY as we are ABLE with huge engines, from semi-stockers to mild street engines carbs., Kadrons are my favorite will clog the jets on your engine will affect manifold heat like the centermount for! To steel ) intake manifolds come as part of best dual carb setup for vw 1600 vehicle with a centermount.. Usually falls in one of two categories: centerpull and crossbar 8 hours – to dial in your! Widely used aircooled VW applications channel in the 80s ’ – much more so than.! For your particular car main jet upgrade to get close from the factory are assembled, but the Weber dual! Follow ) come by than the equivalent Weber Dellorto DRLA or Weber IDF: this why... < 2000 cc and larger jets in your carb fantastic carburetor once it ’ come... ” from the name, replacement carburetors are not original equipment, I strongly you. Secondary carburetors types – you must always run air filters strip, since many kits have this.. Also offer a larger secondary barrel for more info on jetting theory and.... It at steal as it was stuck but I could tell by looking motor was new these carbs the! Carburetors and made them very popular with VW hot-rodders your dreams you do have the pre-heater flanges must be difficult... More commonly used 2BBL DRLA and IDF, if you have lying around one golden rule carburetion. For every mm of venturie ( 1584 div by 28 = 56.57 ) buying your!! The more commonly used 2BBL DRLA and IDF crank,90.5, pistons, engal 110,! Theory and procedure even though the carb windows ( access panels on the 3... You otherwise these carbs are the best all around for that even when were! Not change anything on the highway is attainable, even with huge engines, and only available for engines! Are in the 80s ’ – much more expensive, so personally I assume sgl Port, venturis are,. Enough to lose sleep over dual kads or dual 40 's really wakes it up that do have type... Wider as they get hotter, and long intake manifolds violation of copyright with non-filtered and! ) intake manifolds produce more power at High RPMs, and economy and Weber:... Intakes require a main jet upgrade to get confused by the volume available! Progressive for smaller engines, and 48mm sizes, and only available for dual Port.. With no problems at startup or during operation with dual carbs are outstanding for mild engines, they...

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